MLB Daily DeltaWeek 27 · September 27, 2026
Chris Roycroft
ATH · P
Change to
Portrait of Kirby Yates
Kirby Yates
PIT · P
Change to
Who's more valuable, rest of season

Too close to call.

They split your categories 0–0, 4 even. Take whoever fills a bigger need.

Head-to-head
K
ERA
WHIP
W
SV n/a

Chris Roycroft wins 0 (none); Kirby Yates wins 0 (none); 4 even; SV n/a.

04

Under the hood

Underlying skill — each value vs league avg
Fastball Velolg 94.0 · higher = better
Chris Roycroft
95.0
Kirby Yates
90.8
Swinging-Strike %lg 11.0% · higher = better
Chris Roycroft
8.2%
Kirby Yates
14.9%
Strikeout %lg 22.0% · higher = better
Chris Roycroft
15.1%
Kirby Yates
27.9%
Chase %lg 28.5% · higher = better
Chris Roycroft
25.4%
Kirby Yates
35.2%
Hard-Hit % Allowedlg 40.0% · lower = better
Chris Roycroft
43.2%
Kirby Yates
46.6%
Barrel % Allowedlg 8.0% · lower = better
Chris Roycroft
9.8%
Kirby Yates
5.8%
xwOBA Allowedlg .315 · lower = better
Chris Roycroft
.370
Kirby Yates
.286
stabilized — trust it · small sample yet · dashed = league avg · right = better
05

The tape

Rest-of-season projection · bold = leads
rest-of-season projection current season projection range
Rate · earned-run quality
ERAlower is better
Chris Roycroft
28.25
lg xERA 4.10
now 12.27
3.70
Kirby Yates
28.25
lg xERA 4.10
now 4.32
3.70
WHIPlower is better
Chris Roycroft
.9002.55
now 3.55
1.24
Kirby Yates
.9002.55
now 1.20
1.24

Volume · rest of season
Strikeoutshigher is better
Chris Roycroft
4015.60
now 3
0
Kirby Yates
4015.60
now 10
0
Winshigher is better
Chris Roycroft
.000.480
now 0
0–0
Kirby Yates
.000.480
now 0
0–0

SV — not applicable. Both pitch out of the rotation.

If you already own them — trade angle
Hold · wait & seeChris Roycroft — hold.conf 0.50
Hold · wait & seeKirby Yates — hold.conf 0.50
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